Independent comparisons. We may earn from shop links. More info

Best weed and feed UK: which pack suits your lawn?

Updated: October 2026

If you are comparing the best weed and feed UK products for a lawn this spring or summer, start with the area you need to cover rather than the biggest bag or the highest star rating. A 30 m² carton can be the sensible choice for a small front lawn, while a 15 kg bag only makes sense if its claimed coverage and labelled weeds match your garden. The [weed and feed comparison](/hub/fertiliser-soil-and-bark-mulch/weed-and-feed) brings the kept amazon.co.uk listings together. Here we set out what the scores can and cannot tell you, and which packs suit small lawns, larger areas and value-led shopping.

If you are comparing the best weed and feed UK products for a lawn this spring or summer, start with the area you need to cover rather than the biggest bag or the highest star rating.

Our top picks

Miracle-Gro Miracle-Gro 4 in 1, 360 m²

Best overall

Miracle-Gro Miracle-Gro 4 in 1, 360 m²
8.7/10about £24.94
View offer
Westland Westland Aftercut, pack of 2

Rank 2

Westland Westland Aftercut, pack of 2
9.0/10about £17.00
View offer
Greenforce Greenforce 4 in 1, 15 kg

Best value

Greenforce Greenforce 4 in 1, 15 kg
8.9/10about £30.50
View offer
On this page
  1. 1.What our score is allowed to mean
  2. 2.Best choices for small lawns
  3. 3.Large lawns and the 750 m² claim
  4. 4.Who should skip the top-scoring listing

What our score is allowed to mean

Westland Aftercut All In One, pack of two, is the highest-scoring saved listing at about £17.00. The score is 90, from 4.3 stars and 1,117 reviews, which makes it the top pick. It is not a turf trial. It does not prove that Westland kills more weeds than every alternative. Greenforce 15 kg scores 89 and is the best-value listing. About £30.50 and a claimed 750 m² work out at roughly £0.041 per claimed square metre. Reviews dispute coverage and weed control, so the figure compares label claims. Miracle-Gro 12.6 kg is about £24.94, claims 360 m² and names weeds. It fits when you want April to September and a pet re-entry line, even though the claimed cost per square metre is higher. If the specifications are still unclear, use the weed and feed buying guide before you treat the score as a shortlist.

Best choices for small lawns

For about 30 to 50 m², the Doff cartons are the least expensive entries. The 30 m² carton is about £6.43 and the 50 m² carton is about £6.98. Confirm the season and the weed list on the carton, because the saved listings leave those details incomplete. Two 80 m² options sit around £15. The about £15.00 Miracle-Gro listing includes a spreader in the title. The about £14.62 listing also claims 80 m², but a 40 g unit count conflicts with 2.56 kg. Do not treat the cheaper listing as the same box. Greenforce, 3 kg, is about £15.25 and claims 150 m², although the form field says powder. Check the format and the rate. On a 45 m² lawn, a clearly described 50 m² carton is often a better decision than a larger ambiguous listing chosen only for a lower headline rate.
Miracle-Gro Miracle-Gro 4 in 1, 360 m²

Testsieger

Miracle-Gro Miracle-Gro 4 in 1, 360 m²
8.7/10about £24.94
View offer

Large lawns and the 750 m² claim

Price per claimed square metre helps on a large lawn only when the figures are comparable. Greenforce claims 750 m² from 15 kg. Miracle-Gro claims 360 m² from 12.6 kg. You cannot transfer one brand's gram rate to the other. The pack you receive decides the dose. Greenforce suits a large established lawn if you can accept a missing season and disputed reviews. Miracle-Gro costs more per claimed square metre and gives April to September, named weeds and a pet line. Westland's about £17 pack of two cannot sit in this sum, because the listing does not print one reliable combined coverage figure. Do not assume two packs equal 200 m². The brand information states 32 g/m² and May to August, but the pack in hand remains the authority. The spreading sequence is in how to apply weed and feed.

Who should skip the top-scoring listing

Skip the Westland top score if you need one combined coverage total, or a re-entry line on the amazon.co.uk listing. Neither is printed. Reviews mention lumps, which can meter unevenly. Do not apply clumps more heavily to compensate. Skip Greenforce if you are buying to an exact 750 m², or if all major weed types is meant to guarantee one species. Reviews split on coverage and weed kill. If white clover is the problem, check the species named on the pack. Skip a combined treatment on newly laid turf, a drought-stressed lawn, or where people and animals cannot be excluded as the label requires. Missing pet wording is not a pet-safe claim. Watered in and dry is a condition, not a fixed number of hours.

Common questions

Which pack is best for a small UK lawn?
For approximately 30–50 m², the Doff £6.43 and £6.98 cartons match the area without leaving a large opened bag. If you need an applicator, the £15 Miracle-Gro 80 m² listing names a spreader. Confirm the rate, season and weed list on the delivered pack before use.
Which listing is cheapest per claimed square metre?
Greenforce 15 kg is about £0.041 per claimed square metre using its £30.50 price and 750 m² claim. That is the lowest prominent calculation here, but reviews dispute coverage. Treat it as a comparison of stated figures rather than measured performance.
Is the Westland pack of two better value than the spreader carton?
There is not enough consistent coverage data to make that calculation. Westland's £17 price is attractive and its review base is substantial, but the listing does not print one reliable combined area. The spreader carton may offer more convenience even if its purchase price is close.
Does the Miracle-Gro 80 m² box include a spreader?
One £15.00 Miracle-Gro listing explicitly includes a spreader in its title. Another 80 m² listing at £14.62 has conflicting unit information, so do not assume the boxes are identical. Check the current amazon.co.uk title, images and pack details before ordering.
Why does Westland score above Greenforce?
The score uses listing evidence such as rating and review count, not only claimed coverage cost. Westland has 4.3 stars from 1,117 reviews and scores 90; Greenforce has 4.2 stars from 1,309 reviews and scores 89. A one-point difference is not proof of better weed control.
Can I treat best as a lab result?
No. Products Compared has compared current saved listing details, prices, claims and review patterns; it has not conducted a controlled turf trial. Best here always has a condition, such as small-lawn fit, value by claimed area or clearer use information.

Related pages

Weed and feed and clover

Weed and feed, pets and children

Weed and feed

Weed and feed buying guide for established UK lawns

How to apply weed and feed without stripes or scorch

Sources

Public UK and maker sources from the research digest, used for this page in October 2026. Prices, stars and review counts are from the eight amazon.co.uk listings in the snapshot of 21 October 2026. Scores are stars plus review volume, not a lawn trial. Coverage figures are listing claims. A pet line is only as long as the label. Hygeia's analysis is the maker's statement. Confirm the MAPP number on the pack. An Irish authorisation is not treated here as the Great Britain or Northern Ireland label.

  1. HSE, garden and home use of pesticides (retrieved 21 October 2026)
  2. The Plant Protection Products (Sustainable Use) Regulations 2012 (retrieved 21 October 2026)
  3. HSE, pesticides after Brexit (retrieved 21 October 2026)
  4. RHS, weeds in lawns (retrieved 21 October 2026)
  5. Miracle-Gro Complete 4 in 1 (retrieved 21 October 2026)
  6. Westland Aftercut All in One (retrieved 21 October 2026)
  7. Doff lawn feed, weed and moss killer (retrieved 21 October 2026)
  8. Greenforce 4 in 1, UK retailer (retrieved 21 October 2026)